wxPython/demo/GridSimple.py

   1 from wxPython.wx import *
   2 from wxPython.grid import *
   3 from wxPython.lib.mixins.grid import wxGridAutoEditMixin
   4
   5 #---------------------------------------------------------------------------
   6
   7 class SimpleGrid(wxGrid): ##, wxGridAutoEditMixin):
   8     def __init__(self, parent, log):
   9         wxGrid.__init__(self, parent, -1)
  10         ##wxGridAutoEditMixin.__init__(self)
  11         self.log = log
  12         self.moveTo = None
  13
  14         EVT_IDLE(self, self.OnIdle)
  15
  16         self.CreateGrid(25, 25) #, wxGrid.wxGridSelectRows)
  17         ##self.EnableEditing(False)
  18
  19         # simple cell formatting
  20         self.SetColSize(3, 200)
  21         self.SetRowSize(4, 45)
  22         self.SetCellValue(0, 0, "First cell")
  23         self.SetCellValue(1, 1, "Another cell")
  24         self.SetCellValue(2, 2, "Yet another cell")
  25         self.SetCellValue(3, 3, "This cell is read-only")
  26         self.SetCellFont(0, 0, wxFont(12, wxROMAN, wxITALIC, wxNORMAL))
  27         self.SetCellTextColour(1, 1, wxRED)
  28         self.SetCellBackgroundColour(2, 2, wxCYAN)
  29         self.SetReadOnly(3, 3, True)
  30
  31         self.SetCellEditor(5, 0, wxGridCellNumberEditor(1,1000))
  32         self.SetCellValue(5, 0, "123")
  33         self.SetCellEditor(6, 0, wxGridCellFloatEditor())
  34         self.SetCellValue(6, 0, "123.34")
  35         self.SetCellEditor(7, 0, wxGridCellNumberEditor())
  36
  37         self.SetCellValue(6, 3, "You can veto editing this cell")
  38
  39
  40         # attribute objects let you keep a set of formatting values
  41         # in one spot, and reuse them if needed
  42         attr = wxGridCellAttr()
  43         attr.SetTextColour(wxBLACK)
  44         attr.SetBackgroundColour(wxRED)
  45         attr.SetFont(wxFont(10, wxSWISS, wxNORMAL, wxBOLD))
  46
  47         # you can set cell attributes for the whole row (or column)
  48         self.SetRowAttr(5, attr)
  49
  50         self.SetColLabelValue(0, "Custom")
  51         self.SetColLabelValue(1, "column")
  52         self.SetColLabelValue(2, "labels")
  53
  54         self.SetColLabelAlignment(wxALIGN_LEFT, wxALIGN_BOTTOM)
  55
  56         #self.SetDefaultCellOverflow(False)
  57         #r = wxGridCellAutoWrapStringRenderer()
  58         #self.SetCellRenderer(9, 1, r)
  59
  60         # overflow cells
  61         self.SetCellValue( 9, 1, "This default cell will overflow into neighboring cells, but not if you turn overflow off.");
  62         self.SetCellSize(11, 1, 3, 3);
  63         self.SetCellAlignment(11, 1, wxALIGN_CENTRE, wxALIGN_CENTRE);
  64         self.SetCellValue(11, 1, "This cell is set to span 3 rows and 3 columns");
  65
  66
  67
  68         # test all the events
  69         EVT_GRID_CELL_LEFT_CLICK(self, self.OnCellLeftClick)
  70         EVT_GRID_CELL_RIGHT_CLICK(self, self.OnCellRightClick)
  71         EVT_GRID_CELL_LEFT_DCLICK(self, self.OnCellLeftDClick)
  72         EVT_GRID_CELL_RIGHT_DCLICK(self, self.OnCellRightDClick)
  73
  74         EVT_GRID_LABEL_LEFT_CLICK(self, self.OnLabelLeftClick)
  75         EVT_GRID_LABEL_RIGHT_CLICK(self, self.OnLabelRightClick)
  76         EVT_GRID_LABEL_LEFT_DCLICK(self, self.OnLabelLeftDClick)
  77         EVT_GRID_LABEL_RIGHT_DCLICK(self, self.OnLabelRightDClick)
  78
  79         EVT_GRID_ROW_SIZE(self, self.OnRowSize)
  80         EVT_GRID_COL_SIZE(self, self.OnColSize)
  81
  82         EVT_GRID_RANGE_SELECT(self, self.OnRangeSelect)
  83         EVT_GRID_CELL_CHANGE(self, self.OnCellChange)
  84         EVT_GRID_SELECT_CELL(self, self.OnSelectCell)
  85
  86         EVT_GRID_EDITOR_SHOWN(self, self.OnEditorShown)
  87         EVT_GRID_EDITOR_HIDDEN(self, self.OnEditorHidden)
  88         EVT_GRID_EDITOR_CREATED(self, self.OnEditorCreated)
  89
  90
  91
  92     def OnCellLeftClick(self, evt):
  93         self.log.write("OnCellLeftClick: (%d,%d) %s\n" %
  94                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
  95         evt.Skip()
  96
  97     def OnCellRightClick(self, evt):
  98         self.log.write("OnCellRightClick: (%d,%d) %s\n" %
  99                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 100         evt.Skip()
 101
 102     def OnCellLeftDClick(self, evt):
 103         self.log.write("OnCellLeftDClick: (%d,%d) %s\n" %
 104                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 105         evt.Skip()
 106
 107     def OnCellRightDClick(self, evt):
 108         self.log.write("OnCellRightDClick: (%d,%d) %s\n" %
 109                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 110         evt.Skip()
 111
 112     def OnLabelLeftClick(self, evt):
 113         self.log.write("OnLabelLeftClick: (%d,%d) %s\n" %
 114                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 115         evt.Skip()
 116
 117     def OnLabelRightClick(self, evt):
 118         self.log.write("OnLabelRightClick: (%d,%d) %s\n" %
 119                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 120         evt.Skip()
 121
 122     def OnLabelLeftDClick(self, evt):
 123         self.log.write("OnLabelLeftDClick: (%d,%d) %s\n" %
 124                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 125         evt.Skip()
 126
 127     def OnLabelRightDClick(self, evt):
 128         self.log.write("OnLabelRightDClick: (%d,%d) %s\n" %
 129                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 130         evt.Skip()
 131
 132
 133     def OnRowSize(self, evt):
 134         self.log.write("OnRowSize: row %d, %s\n" %
 135                        (evt.GetRowOrCol(), evt.GetPosition()))
 136         evt.Skip()
 137
 138     def OnColSize(self, evt):
 139         self.log.write("OnColSize: col %d, %s\n" %
 140                        (evt.GetRowOrCol(), evt.GetPosition()))
 141         evt.Skip()
 142
 143     def OnRangeSelect(self, evt):
 144         if evt.Selecting():
 145             self.log.write("OnRangeSelect: top-left %s, bottom-right %s\n" %
 146                            (evt.GetTopLeftCoords(), evt.GetBottomRightCoords()))
 147         evt.Skip()
 148
 149
 150     def OnCellChange(self, evt):
 151         self.log.write("OnCellChange: (%d,%d) %s\n" %
 152                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 153
 154         # Show how to stay in a cell that has bad data.  We can't just
 155         # call SetGridCursor here since we are nested inside one so it
 156         # won't have any effect.  Instead, set coordinants to move to in
 157         # idle time.
 158         value = self.GetCellValue(evt.GetRow(), evt.GetCol())
 159         if value == 'no good':
 160             self.moveTo = evt.GetRow(), evt.GetCol()
 161
 162
 163     def OnIdle(self, evt):
 164         if self.moveTo != None:
 165             self.SetGridCursor(self.moveTo[0], self.moveTo[1])
 166             self.moveTo = None
 167         evt.Skip()
 168
 169
 170     def OnSelectCell(self, evt):
 171         self.log.write("OnSelectCell: (%d,%d) %s\n" %
 172                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 173
 174         # Another way to stay in a cell that has a bad value...
 175         row = self.GetGridCursorRow()
 176         col = self.GetGridCursorCol()
 177         if self.IsCellEditControlEnabled():
 178             self.HideCellEditControl()
 179             self.DisableCellEditControl()
 180         value = self.GetCellValue(row, col)
 181         if value == 'no good 2':
 182             return  # cancels the cell selection
 183         evt.Skip()
 184
 185
 186     def OnEditorShown(self, evt):
 187         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 188            wxMessageBox("Are you sure you wish to edit this cell?",
 189                         "Checking", wxYES_NO) == wxNO:
 190             evt.Veto()
 191             return
 192
 193         self.log.write("OnEditorShown: (%d,%d) %s\n" %
 194                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 195         evt.Skip()
 196
 197
 198     def OnEditorHidden(self, evt):
 199         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 200            wxMessageBox("Are you sure you wish to  finish editing this cell?",
 201                         "Checking", wxYES_NO) == wxNO:
 202             evt.Veto()
 203             return
 204
 205         self.log.write("OnEditorHidden: (%d,%d) %s\n" %
 206                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 207         evt.Skip()
 208
 209
 210     def OnEditorCreated(self, evt):
 211         self.log.write("OnEditorCreated: (%d, %d) %s\n" %
 212                        (evt.GetRow(), evt.GetCol(), evt.GetControl()))
 213
 214
 215
 216 #---------------------------------------------------------------------------
 217
 218 class TestFrame(wxFrame):
 219     def __init__(self, parent, log):
 220         wxFrame.__init__(self, parent, -1, "Simple Grid Demo", size=(640,480))
 221         grid = SimpleGrid(self, log)
 222
 223
 224
 225 #---------------------------------------------------------------------------
 226
 227 if __name__ == '__main__':
 228     import sys
 229     app = wxPySimpleApp()
 230     frame = TestFrame(None, sys.stdout)
 231     frame.Show(True)
 232     app.MainLoop()
 233
 234
 235 #---------------------------------------------------------------------------
 236
 237